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Author Topic: Mixing gaz with oil  (Read 1413 times)

Offline Scuba

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Mixing gaz with oil
« on: November 24, 2013, 09:00:45 am »
Hello

i am facing a weird problem  i have a 2.0 mk4 i've notice that oil is mixing with gaz we have check the car there is no dtc error or any problems as miss fire or anything car is running properly ,just found the oil exciding the limit and can smell gaz.
did any body face a similair problem?
i was searching and as it seems there is many problems to have gaz in oil (bad injector,bad pump ,piston problem or even bad ECU)
any advise guys?

thanks

Offline GrayMK5GTI

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Re: Mixing gaz with oil
« Reply #1 on: November 24, 2013, 09:33:49 am »
If it is a TFSI (that has been put in) then it's likely the HPFP seals have gone. A replacement pump can be found on the forums for around £130  :happy2:

« Last Edit: November 24, 2013, 03:00:17 pm by GrayMK5GTI »
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Offline rich83

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Re: Mixing gaz with oil
« Reply #2 on: November 24, 2013, 09:35:56 am »
Mk4 isn't TFSI.

Who's Gaz anyway??

Offline GrayMK5GTI

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Re: Mixing gaz with oil
« Reply #3 on: November 24, 2013, 03:00:52 pm »
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Offline xjay1337

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Re: Mixing gaz with oil
« Reply #4 on: November 24, 2013, 03:20:54 pm »
If it is a TFSI (that has been put in) then it's likely the HPFP seals have gone. A replacement pump can be found on the forums for around £130  :happy2:



no, it'll be a 2.0 8v 115ps.

Offline Scuba

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Re: Mixing gaz with oil
« Reply #5 on: November 24, 2013, 03:57:40 pm »
correct it is a jetta GLS  2.0 8V 115HP not FSI

Offline Scuba

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Re: Mixing gaz with oil
« Reply #6 on: December 01, 2013, 01:00:37 pm »
Hey Guys

i have changed the injectors couple of days ago but it seems it didnt solved the problem.they have advise to change the ECU for testing as it happened that ECU Maybe is giving order to the injector to keep it open but it cant be determined on the scanner or anything else .
anybody have any idea

thanks